21540374

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2377}}^1$

素因数の和:2599

約数の個数: 16

約数和(自身を含む): 33900768

約数和(自身を除く): 12360394

約数列:

[1, 2, 23, 46, 197, 394, 2377, 4531, 4754, 9062, 54671, 109342, 468269, 936538, 10770187, 21540374]

約数ペア:

[(1, 21540374), (2, 10770187), (23, 936538), (46, 468269), (197, 109342), (394, 54671), (2377, 9062), (4531, 4754)]